/**
 * This program is free software, you can redistribute it and/or modify it.
 * Copyright (c) 2025 Huawei Technologies Co., Ltd.
 * This file is a part of the CANN Open Software.
 * Licensed under CANN Open Software License Agreement Version 2.0 (the "License").
 * Please refer to the License for details. You may not use this file except in compliance with the License.
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING
 * BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
 * See LICENSE in the root of the software repository for the full text of the License.
 */

#ifndef OP_API_INC_COPY_H_
#define OP_API_INC_COPY_H_

#include "aclnn/aclnn_base.h"
#include "aclnn_util.h"

#ifdef __cplusplus
extern "C" {
#endif

/**
 * @brief aclnnInplaceCopy 的第一段接口，根据具体的计算流程，计算workspace大小。
 * @domain aclnn_ops_infer
 *
 * 算子功能：将src中的元素复制到selfRef张量中并返回selfRef。
 *
 * @param [in] selfRef: npu device侧的aclTensor，数据类型支持int8, int16, int32, int64, uint8, float16, float32, bool,
 * double, complex64, complex128, uint16, uint32, uint64。支持[非连续的Tensor](#)，数据格式支持ND
 * @param [in] src: npu device侧的aclTensor，数据类型支持int8, int16, int32, int64, uint8, float16, float32, bool,
 * double, complex64, complex128, uint16, uint32, uint64。支持[非连续的Tensor](#)，数据格式支持ND
 * @param [out] workspaceSize: 返回用户需要在npu device侧申请的workspace大小。
 * @param [out] executor: 返回op执行器，包含了算子计算流程。
 * @return aclnnStatus: 返回状态码。
 */
ACLNN_API aclnnStatus aclnnInplaceCopyGetWorkspaceSize(
    aclTensor* selfRef, const aclTensor* src, uint64_t* workspaceSize, aclOpExecutor** executor);

/**
 * @brief aclnnInplaceCopy 的第二段接口，用于执行计算。
 *
 * 算子功能：将src中的元素复制到selfRef张量中并返回selfRef。
 *
 * @param [in] workspace: 在npu device侧申请的workspace内存起址。
 * @param [in] workspaceSize: 在npu device侧申请的workspace大小，由第一段接口aclnnInplaceZeroGetWorkspaceSize获取。
 * @param [in] executor: op执行器，包含了算子计算流程。
 * @param [in] stream: acl stream流。
 * @return aclnnStatus: 返回状态码。
 */
ACLNN_API aclnnStatus
aclnnInplaceCopy(void* workspace, uint64_t workspaceSize, aclOpExecutor* executor, const aclrtStream stream);

#ifdef __cplusplus
}
#endif

#endif // OP_API_INC_CONVOLUTION_H_
